Use TextResourceDecoder for the WebVTTParser

Source/core/html/track/WebVTTParser.h

 /*
  * Copyright (C) 2011 Google Inc.  All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 16 matching lines @@
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #ifndef WebVTTParser_h
 #define WebVTTParser_h
 
 #include "HTMLNames.h"
 #include "RuntimeEnabledFeatures.h"
 #include "core/dom/DocumentFragment.h"
+#include "core/fetch/TextResourceDecoder.h"
 #include "core/html/track/TextTrackCue.h"
 #include "core/html/track/TextTrackRegion.h"
 #include "core/html/track/WebVTTTokenizer.h"
 #include "wtf/PassOwnPtr.h"
 #include "wtf/text/StringBuilder.h"
 
 namespace WebCore {
 
 using namespace HTMLNames;
 
@@ skipping 60 matching lines @@
 
     PassRefPtr<DocumentFragment> createDocumentFragmentFromCueText(const String&);
     double collectTimeStamp(const String&, unsigned*);
 
 private:
     WebVTTParser(WebVTTParserClient*, Document&);
 
     Document* m_document;
     ParseState m_state;
 
-    bool hasRequiredFileIdentifier();
+    bool hasRequiredFileIdentifier(const String& line);
     ParseState collectCueId(const String&);
     ParseState collectTimingsAndSettings(const String&);
-    ParseState collectCueText(const String&, unsigned length, unsigned);
+    ParseState collectCueText(const String&, bool);
     ParseState ignoreBadCue(const String&);
 
     void createNewCue();
     void resetCueValues();
 
     void collectMetadataHeader(const String&);
     void createNewRegion();
 
     void skipWhiteSpace(const String&, unsigned*);
-    static void skipLineTerminator(const char* data, unsigned length, unsigned*);
-    static String collectNextLine(const char* data, unsigned length, unsigned*);
+    static void skipLineTerminator(const String& data, unsigned*);
+    static String collectNextLine(const String& data, unsigned*);
 
     void constructTreeFromToken(Document&);
 
     String m_currentHeaderName;
     String m_currentHeaderValue;
 
-    Vector<char> m_identifierData;
+    RefPtr<TextResourceDecoder> m_decoder;
     String m_currentId;
     double m_currentStartTime;
     double m_currentEndTime;
     StringBuilder m_currentContent;
     String m_currentSettings;
 
     WebVTTToken m_token;
     OwnPtr<WebVTTTokenizer> m_tokenizer;
 
     RefPtr<ContainerNode> m_currentNode;
 
     WebVTTParserClient* m_client;
 
     Vector<AtomicString> m_languageStack;
     Vector<RefPtr<TextTrackCue> > m_cuelist;
 
     Vector<RefPtr<TextTrackRegion> > m_regionList;
 };
 
 } // namespace WebCore
 
 #endif